p2.cpp revision 7e0c22714e4750a2f730035957f9bb678ae681c0 
1// RUN: %clang_cc1 -std=c++11 %s -verify
2
3void operator "" _a(const char *);
4
5namespace N {
6  using ::operator "" _a;
7
8  void operator "" _b(const char *);
9}
10
11using N::operator "" _b;
12
13class C {
14  void operator "" _c(const char *); // expected-error {{must be in a namespace or global scope}}
15
16  static void operator "" _c(unsigned long long); // expected-error {{must be in a namespace or global scope}}
17
18  friend void operator "" _d(const char *);
19};
20
21int operator "" _e; // expected-error {{cannot be the name of a variable}}
22
23void f() {
24  int operator "" _f; // expected-error {{cannot be the name of a variable}}
25}
26
27extern "C++" {
28  void operator "" _g(const char *);
29}
30
31template<char...> void operator "" _h() {}
32
33template<> void operator "" _h<'a', 'b', 'c'>() {}
34
35template void operator "" _h<'a', 'b', 'c', 'd'>();
36
37namespace rdar13605348 {
38
39class C {
40  double operator"" _x(long double value) { return double(value); } // expected-error{{literal operator 'operator "" _x' must be in a namespace or global scope}}
41  double value() { return 3.2_x; } // expected-error{{no matching literal operator for call to}}
42};
43
44}
45